2001-2002 GM/Allison TapShifter Cummins 5.9L Late and the PowerFlo delivers with

and the PowerFlo delivers with two OEM quality gerotor pumps

All heads are inspected

Measuring the injection rate shape of complete sets simultaneously

Running a Hydra Programming Chip

2001-2002 GM/Allison TapShifter Cummins 5.9L Late and the PowerFlo delivers withThe Fleece Performance TapShifter allows you to shift your 2001 2002 GM Allison Transmission with the touch of a button just like the 2006 and newer trucks. Perfect for towing, drag racing, daily driving and everything in between, the TapShifter installs in no time and provides factory like operation, functionality and styling. The TapShifter can be used in the gas or diesel 2001 2002 pickups with an Allison Transmission. Operation TapShifter